MILLS JOSEPH A (Chief Executive Officer) exercised options at INTERNATIONAL BATTERY METALS LTD.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise

MILLS JOSEPH A

Filed: 7/1/2026ACC: 0001193125-26-292611

InsiderMILLS JOSEPH ACIK 1398355

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IssuerINTERNATIONAL BATTERY METALS LTD.CIK 1786318

DirectorOfficer· Chief Executive Officer

Since Jan 2026

0.00

Net shares

Net seller

$0.00

Total acquired

Open market trades

0B · 0S

Total transactions

1M acquired · 1M disposed

Non-Derivative Transactions1

Common Shares, no par value

Direct

M · Option Exercise

+1M

Price / share

—

Trade value

—

% of position

New position

7/1/2026

0.00→1M

Total

Net shares

+1M

Net value

$0.00

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Shares, no par value Direct	7/1/2026	M · Option Exercise	+1M	—	—	New position	0.00	1M
Total			+1M		$0.00

Derivative Transactions1

Resricted Share Units

Direct

M · Option Exercise

Converts to

Common Stock, no par value

1M shares

−1M

Strike price

Held after

0.00

Exercisable

—

7/1/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Resricted Share Units Direct	Common Stock, no par value1M shares	7/1/2026	M · Option Exercise	−1M		—	0.00

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)5

Performance Based Resricted Share Units

Direct

Underlying security

Common Stock, no par value

Underlying shares

2.15M

Shares owned

2.15M

Exercise price

Expiration

—

Exercise window

—

Resricted Share Units

Direct

Underlying security

Common Stock, no par value

Underlying shares

2.09M

Shares owned

2.09M

Exercise price

Expiration

—

Exercise window

—

Performance Based Resricted Share Units

Direct

Underlying security

Common Stock, no par value

Underlying shares

4.30M

Shares owned

4.30M

Exercise price

Expiration

—

Exercise window

—

Performance Based Restricted Share Units

Direct

Underlying security

Common Stock, no par value

Underlying shares

500K

Shares owned

500K

Exercise price

Expiration

—

Exercise window

—

Performance Based Restricted Units

Direct

Underlying security

Common Stock, no par value

Underlying shares

Shares owned

Exercise price

Expiration

—

Exercise window

—

Total

Underlying

11.04M

Owned

11.04M

Security	Underlying	Exercise Window	Expiration	Underlying Shares	Shares Owned
Performance Based Resricted Share Units Direct	Common Stock, no par value	—	—	2.15M	2.15M
Resricted Share Units Direct	Common Stock, no par value	—	—	2.09M	2.09M
Performance Based Resricted Share Units Direct	Common Stock, no par value	—	—	4.30M	4.30M
Performance Based Restricted Share Units Direct	Common Stock, no par value	—	—	500K	500K
Performance Based Restricted Units Direct	Common Stock, no par value	—	—	2M	2M
Total				11.04M	11.04M